<?php
/**
 * This file is part of workerman.
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the MIT-LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @author walkor<walkor@workerman.net>
 * @copyright walkor<walkor@workerman.net>
 * @link http://www.workerman.net/
 * @license http://www.opensource.org/licenses/mit-license.php MIT License
 */

/**
 * 用于检测业务代码死循环或者长时间阻塞等问题
 * 如果发现业务卡死，可以将下面declare打开（去掉//注释），并执行php start.php reload
 * 然后观察一段时间workerman.log看是否有process_timeout异常
 */
//declare(ticks=1);

use \GatewayWorker\Lib\Gateway;

/**
 * 主逻辑
 * 主要是处理 onConnect onMessage onClose 三个方法
 * onConnect 和 onClose 如果不需要可以不用实现并删除
 */
class Events
{
    /**
     * 当客户端连接时触发
     * 如果业务不需此回调可以删除onConnect
     *
     * @param int $client_id 连接id
     */
    public static function onConnect($client_id){
//        // 向当前client_id发送数据
//        Gateway::sendToClient($client_id, "Hello $client_id\r\n");
//        // 向所有人发送
//        Gateway::sendToAll("$client_id login\r\n");
//        Gateway::bindUid($client_id,mixed $uid);
      Gateway::sendToClient($client_id,json_encode([
          'type'=>'init',
          'client_id'=>$client_id
      ]));
    }

   /**
    * 当客户端发来消息时触发
    * @param int $client_id 连接id
    * @param mixed $message 具体消息
    */
   public static function onMessage($client_id, $message){
        // 向所有人发送
       $message_data = json_decode($message,true);
       if(!$message_data){
           return;
       }
       switch ($message_data['type']){
           case  "bind";
           $fromid = $message_data['fromid'];
           Gateway::bindUid($client_id,$fromid);
           return;
           case 'say';
               $text = nl2br(htmlspecialchars($message_data['data']));
               $fromid = $message_data['fromid'];
               $toid = $message_data['toid'];
             $data=[
                 "type"=>'text',
                 "data"=>$text,
                 'fromid'=>$fromid,
                 'toid'=>$toid,
                 'time'=>time(),
             ];
             if(Gateway::isUidOnline($toid)){
                 Gateway::sendToUid($toid,json_encode($data));
                 $data['isread']=1;
             }else{
                 $data['isread']=0;
             }
             $data['type']= 'save';
             Gateway::sendToUid($fromid,json_encode($data));
//           Gateway::sendToUid($toid,json_encode($data));
//           Gateway::sendToAll(json_encode($data));
           return;
           case "say_img":
               $toid = $message_data['toid'];
               $fromid =$message_data['fromid'];
               $img_name = $message_data['data'];
               $date=[
                   'type'=>'say_img',
                   'fromid'=>$fromid,
                   'toid'=>$toid,
                   'img_name'=>$img_name
               ];
               Gateway::sendToUid($toid,json_encode($date));
               return;
           case "online":
               $toid = $message_data['toid'];
               $fromid = $message_data['fromid'];
               $status = Gateway::isUidOnline($toid);
               Gateway::sendToUid($fromid,json_encode(['type'=>"online","status"=>$status]));
               return;
       }



   }

   /**
    * 当用户断开连接时触发
    * @param int $client_id 连接id
    */
   public static function onClose($client_id)
   {
       // 向所有人发送
       GateWay::sendToAll("$client_id logout\r\n");
   }
}
